package com.can.ThreadState;

//观察测试线程的状态
public class TestState {

    public static void main(String[] args) throws InterruptedException {
        Thread thread = new Thread( () -> {
            for (int i = 0; i < 5; i++) {
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
            System.out.println("///////");
        });

        //观察状态
        Thread.State state = thread.getState();
        System.out.println(state); //NEW

            //观察启动后
            thread.start();//启动线程
            System.out.println(thread.getState()); //Run

        while (state != Thread.State.TERMINATED){ //只要线程不终止，就一直输出状态。
            Thread.sleep(100);
            state = thread.getState();
            System.out.println(state);
        }
        //死亡之后的线程是不能在启动的Exception in thread "main" java.lang.IllegalThreadStateException
        //thread.start();

    }
}
